Rated 1 out of 5 stars

It stopped working. It repeatedly hung up when it was trying to make a backup, and it hung up when I needed it to do a restore. Had to restore a boatload of extensions and hundreds of settings by hand. Time to try MozBackup!

This review is for a previous version of the add-on (6.3.3.2). 

If FEBE "hangs" ...

*** Note to FEBE users running Firefox 3.6 ***
If you are using FEBE 6.x or greater and Firefox 3.6 or greater and FEBE "hangs" and does not complete a backup within a minute or two, follow the steps outlined in this support forum thread.